@mixin exturl {
  .exturl {
    // Remove the gray background color from active links in IE 10.
    background-color: transparent;

    cursor: pointer;
    border-bottom: 1px solid #999;

    .fa {
      font-size: 14px;
    }
  }

  // Improve readability when focused and also mouse hovered in all browsers.
  .exturl:active, .exturl:hover {
    outline: 0;
    color: $black-deep;
    border-bottom-color: $black-deep;
  }
}
